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letianjia.cn通过本站DNS查询可进行实时DNS检测,能够迅速检测出在不同地区以及不同网络下对域名解析的结果,检测DNS解析是否遭受污染,查看域名污染在全国的分布状况,还能对域名的A记录、CNAME记录、MX记录、NS记录予以查询。
DNS查询结果letianjia.cn2026-10-05 01:48:05
预估消耗 0 检测点,实际消耗以【检测点账单】为准
28

检测节点

响应时间分布 域名污染分布

污染比例:0%

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概览 被污染 (0) 状态码4XX (0) 客户端请求错误(请求的资源不存在、权限不足等) 状态码5XX (0) 服务器故障,处理请求时内部出错无法访问 响应超时 (1)
区域/运营商 响应最快 响应最慢 平均响应
全部 山西长治电信82ms 上海电信956ms 249.852ms
电信 山西长治电信82ms 上海电信956ms 217.667ms
移动 浙江嘉兴移动165ms 云南昆明移动293ms 233.571ms
联通 天津联通197ms 浙江温州联通680ms 286.545ms
华东 江苏盐城电信138ms 上海电信956ms 423.833ms
华北 山西长治电信82ms -283ms 165.333ms
华南 目标响应超时
华中 河南驻马店电信119ms 湖北武汉移动232ms 183.667ms
西北 陕西西安电信91ms 新疆博尔塔拉蒙古自治州联通309ms 219.833ms
西南 云南昆明联通206ms 云南昆明移动293ms 249.333ms
东北 辽宁盘锦电信134ms 吉林长春联通237ms 197.667ms
解析占比
全部 电信 移动 联通 被污染
172.67.184.228
104.21.56.118
172.67.184.228
104.21.56.118
DNS查询详情
全部
响应超时 被污染
节点数:/
检测点
运营商 检测节点

解析时间

解析内容 操作
电信 北京
96ms 172.67.184.228[美国Cloudflare, Inc.]
104.21.56.118[美国Cloudflare, Inc.]
letianjia.cn.		300	IN	A	172.67.184.228
letianjia.cn.		300	IN	A	104.21.56.118
;; Query time: 96 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 04 17:48:01 UTC 2026
;; MSG SIZE  rcvd: 62

详情
详情 HTTP PING DNS
电信 天津
110ms 172.67.184.228[美国Cloudflare, Inc.]
104.21.56.118[美国Cloudflare, Inc.]
letianjia.cn.		300	IN	A	172.67.184.228
letianjia.cn.		300	IN	A	104.21.56.118
;; Query time: 110 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 04 17:48:01 UTC 2026
;; MSG SIZE  rcvd: 396

详情
详情 HTTP PING DNS
电信 河南驻马店
119ms 172.67.184.228[美国Cloudflare, Inc.]
104.21.56.118[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	900	IN	A	172.67.184.228
letianjia.cn.	900	IN	A	104.21.56.118

;; Query time: 119 msec
;; SERVER: 192.168.5.1#53(192.168.5.1)
;; WHEN: Mon Oct 05 01:48:00 CST 2026
;; MSG SIZE  rcvd: 738
详情
详情 HTTP PING DNS
电信 江苏盐城
138ms 172.67.184.228[美国Cloudflare, Inc.]
104.21.56.118[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	609	IN	A	172.67.184.228
letianjia.cn.	609	IN	A	104.21.56.118

;; Query time: 138 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Oct 05 01:48:00 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
电信 辽宁盘锦
134ms 172.67.184.228[美国Cloudflare, Inc.]
104.21.56.118[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	172.67.184.228
letianjia.cn.	300	IN	A	104.21.56.118

;; Query time: 134 msec
;; SERVER: 219.148.204.66#53(219.148.204.66)
;; WHEN: Sun Oct 04 17:48:01 UTC 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
电信 山西长治
82ms 172.67.184.228[美国Cloudflare, Inc.]
104.21.56.118[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	172.67.184.228
letianjia.cn.	300	IN	A	104.21.56.118

;; Query time: 82 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sun Oct 04 17:48:00 UTC 2026
;; MSG SIZE  rcvd: 738
详情
详情 HTTP PING DNS
电信 陕西西安
91ms 172.67.184.228[美国Cloudflare, Inc.]
104.21.56.118[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	172.67.184.228
letianjia.cn.	300	IN	A	104.21.56.118

;; Query time: 91 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Sun Oct 04 17:48:00 UTC 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
电信 上海
956ms 104.21.56.118[美国Cloudflare, Inc.]
172.67.184.228[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	600	IN	A	104.21.56.118
letianjia.cn.	600	IN	A	172.67.184.228

;; Query time: 956 msec
;; SERVER: 202.96.209.133#53(202.96.209.133)
;; WHEN: Mon Oct 05 01:48:01 CST 2026
;; MSG SIZE  rcvd: 738
详情
详情 HTTP PING DNS
电信 新疆乌鲁木齐
233ms 172.67.184.228[美国Cloudflare, Inc.]
104.21.56.118[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	172.67.184.228
letianjia.cn.	300	IN	A	104.21.56.118

;; Query time: 233 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Mon Oct 05 01:47:30 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
移动 黑龙江绥化
222ms 104.21.56.118[美国Cloudflare, Inc.]
172.67.184.228[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	104.21.56.118
letianjia.cn.	300	IN	A	172.67.184.228

;; Query time: 222 msec
;; SERVER: 127.0.0.11#53(127.0.0.11)
;; WHEN: Mon Oct 05 01:48:01 CST 2026
;; MSG SIZE  rcvd: 97
详情
详情 HTTP PING DNS
移动 湖北武汉
232ms 104.21.56.118[美国Cloudflare, Inc.]
172.67.184.228[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	104.21.56.118
letianjia.cn.	300	IN	A	172.67.184.228

;; Query time: 232 msec
;; SERVER: 211.137.58.20#53(211.137.58.20)
;; WHEN: Mon Oct 05 01:48:01 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
移动 陕西咸阳
203ms 104.21.56.118[美国Cloudflare, Inc.]
172.67.184.228[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	600	IN	A	104.21.56.118
letianjia.cn.	600	IN	A	172.67.184.228

;; Query time: 203 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Oct 05 01:48:00 CST 2026
;; MSG SIZE  rcvd: 582
详情
详情 HTTP PING DNS
移动 新疆伊犁哈萨克自治州
271ms 104.21.56.118[美国Cloudflare, Inc.]
172.67.184.228[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	104.21.56.118
letianjia.cn.	300	IN	A	172.67.184.228

;; Query time: 271 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Mon Oct 05 01:48:01 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
移动 云南昆明
293ms 172.67.184.228[美国Cloudflare, Inc.]
104.21.56.118[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	172.67.184.228
letianjia.cn.	300	IN	A	104.21.56.118

;; Query time: 293 msec
;; SERVER: 211.139.29.150#53(211.139.29.150)
;; WHEN: Mon Oct 05 01:48:01 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
移动 浙江嘉兴
165ms 172.67.184.228[美国Cloudflare, Inc.]
104.21.56.118[美国Cloudflare, Inc.]
letianjia.cn.		300	IN	A	172.67.184.228
letianjia.cn.		300	IN	A	104.21.56.118
;; Query time: 165 msec
;; SERVER: 223.5.5.5#53(223.5.5.5) (UDP)
;; WHEN: Mon Oct 05 01:48:01 CST 2026
;; MSG SIZE  rcvd: 73

详情
详情 HTTP PING DNS
移动 重庆
249ms 104.21.56.118[美国Cloudflare, Inc.]
172.67.184.228[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	104.21.56.118
letianjia.cn.	300	IN	A	172.67.184.228

;; Query time: 249 msec
;; SERVER: 192.168.68.1#53(192.168.68.1)
;; WHEN: Mon Oct 05 01:48:01 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 北京
283ms 172.67.184.228[美国Cloudflare, Inc.]
104.21.56.118[美国Cloudflare, Inc.]
letianjia.cn.		300	IN	A	172.67.184.228
letianjia.cn.		300	IN	A	104.21.56.118
;; Query time: 283 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Oct 04 17:48:01 UTC 2026
;; MSG SIZE  rcvd: 62

详情
详情 HTTP PING DNS
联通 福建福州
224ms 172.67.184.228[美国Cloudflare, Inc.]
104.21.56.118[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	172.67.184.228
letianjia.cn.	300	IN	A	104.21.56.118

;; Query time: 224 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Oct 05 01:48:00 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 湖南邵阳
200ms 104.21.56.118[美国Cloudflare, Inc.]
172.67.184.228[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	104.21.56.118
letianjia.cn.	300	IN	A	172.67.184.228

;; Query time: 200 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sun Oct 04 17:48:01 UTC 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 吉林长春
237ms 104.21.56.118[美国Cloudflare, Inc.]
172.67.184.228[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	104.21.56.118
letianjia.cn.	300	IN	A	172.67.184.228

;; Query time: 237 msec
;; SERVER: 202.98.0.68#53(202.98.0.68)
;; WHEN: Mon Oct 05 01:48:01 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 山东烟台
0ms 没有记录
dig: couldn't get address for "fe80::1%wlp4s0": address fe80::1%wlp4s0: no suitable address found
详情
详情 HTTP PING DNS
联通 山西临汾
224ms 172.67.184.228[美国Cloudflare, Inc.]
104.21.56.118[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	172.67.184.228
letianjia.cn.	300	IN	A	104.21.56.118

;; Query time: 224 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Sun Oct 04 17:48:01 UTC 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 陕西西安
212ms 172.67.184.228[美国Cloudflare, Inc.]
104.21.56.118[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	172.67.184.228
letianjia.cn.	300	IN	A	104.21.56.118

;; Query time: 212 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sun Oct 04 17:48:01 UTC 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 上海
380ms 172.67.184.228[美国Cloudflare, Inc.]
104.21.56.118[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	172.67.184.228
letianjia.cn.	300	IN	A	104.21.56.118

;; Query time: 380 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Mon Oct 05 01:48:01 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 天津
197ms 104.21.56.118[美国Cloudflare, Inc.]
172.67.184.228[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	104.21.56.118
letianjia.cn.	300	IN	A	172.67.184.228

;; Query time: 197 msec
;; SERVER: 202.99.96.68#53(202.99.96.68)
;; WHEN: Mon Oct 05 01:48:01 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 新疆博尔塔拉蒙古自治州
309ms 104.21.56.118[美国Cloudflare, Inc.]
172.67.184.228[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	104.21.56.118
letianjia.cn.	300	IN	A	172.67.184.228

;; Query time: 309 msec
;; SERVER: 119.29.29.29#53(119.29.29.29)
;; WHEN: Mon Oct 05 01:48:01 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 云南昆明
206ms 104.21.56.118[美国Cloudflare, Inc.]
172.67.184.228[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	104.21.56.118
letianjia.cn.	300	IN	A	172.67.184.228

;; Query time: 206 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Oct 05 01:48:00 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS
联通 浙江温州
680ms 172.67.184.228[美国Cloudflare, Inc.]
104.21.56.118[美国Cloudflare, Inc.]
; <<>> DiG Go <<>> +noall +answer +stats letianjia.cn
;; global options: +cmd

;; ANSWER SECTION:
letianjia.cn.	300	IN	A	172.67.184.228
letianjia.cn.	300	IN	A	104.21.56.118

;; Query time: 680 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Mon Oct 05 01:48:01 CST 2026
;; MSG SIZE  rcvd: 86
详情
详情 HTTP PING DNS

查询结果仅供参考,不保证100%准确。

letianjia.cn 优化建议

1、建议优先启用高防智能解析策略,针对美国Cloudflare节点进行轮询优化,同时结合dns测速在线工具筛选最优响应链路,降低query_time波动对dns解析在线查询体验的影响。
2、建议部署dns污染检测机制,定期使用dns检测工具验证两个IP的解析一致性,针对query_time为0的空结果节点实施故障转移,提升dns历史解析记录查询的稳定性与准确性。
3、建议利用dns解析速度测试能力,对比104.21.56.118与172.67.184.228在不同区域的响应差异,结合dns测速工具动态调整线路权重,优化dns查询网在移动及联通场景下的访问速率。

其他工具历史

更新时间 2026-10-05 06:17:03
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